Greg Libby – Libby Consulting

From real estate brokerage to property management to tenant real estate manager to lease administration and now expert witness and college educator, Greg Libby’s career has delved into many corners of commercial real estate’s broad and varied industry. But while Greg has amassed considerable expertise over his three-plus decade profession, his success and continuing motivation are driven by his passion for the business. And the following selected resume demonstrates not only the breadth and depth of his experience, but the unrivaled value he provides to his clients.

Course Facilitator – Commercial Real Estate| Cornell University
April 2024 – Present

Part-time role teaching online commercial real estate courses in the eCornell certificate program.

Principal | Libby Consulting, LLC
July 2019 – Present

Big picture and individual project strategist who can understand and advance company objectives, define risks and opportunities, and deliver targeted results as a consultant. Leader with strong business acumen and record of leading operations, financial, and analysis to discover opportunities, strengthen internal and external relationships, and deliver desired outcomes. Expert witness on commercial real estate matters with both deposition and trial experience.

Senior Vice President | Hughes Marino
Jan 2019 – Jul 2019

As a Senior Vice President of the Portfolio Lease Administration and Advisory team, Greg helped clients manage their lease obligations on a regional, national and global portfolio level. Greg and the team allowed clients to save resources, reduce risk and avoid costly oversights in the management of their lease portfolio.

Associate Vice President | Realty Income Corporation
Jan 2009 – Dec 2018

Served in broad range of hands-on and management roles including Head of Property Management leading and developing property management team accountable for operations on national portfolio of commercial properties. Realty Income is a publicly traded REIT (listed under symbol “O” on the NYSE). Developed internal team of property managers, construction, development, finance, and administrative professionals and worked with executive team members. Managed diverse property types consisting of retail, distribution, warehouse, and office properties. Responsible for creation and ongoing success of a large-scale capital construction plan and project management for the maintenance, repair and replacement of roofs, parking lots, and HVAC equipment on a national portfolio. Accountable for operating expense budget, capital expense budget, and maintaining key vendor relationships.

Real Estate Manager | Islands Restaurants, L.P.
May 2006 – Jan 2009

Developed and managed relationships with architects, brokers, city staff, consultants, developers, engineers, landlords, other real estate representatives, executive management team, and internal management personnel. Ensured compliance with lease requirements and achievement of company goals by personally working with landlords, and overseeing activities of a third party lease management firm. Developed and directed strategic market analysis and multi-state expansion/contraction plans for +/- 60 unit casual dining restaurant company. Financial and property due diligence, negotiated purchase agreements, new lease agreements, renewals, and early terminations on retail and office properties in multi-state portfolio.

Asst. Vice President | Wall Street Property Company
Jul 1994 – Apr 2006

Developed and directed management and leasing plans for owner of multi-state portfolio of shopping centers. Participated in exchanges with tenants, brokers, consultants, lenders, joint venture partners, and internal/external management personnel on complex commercial real estate development projects. Negotiated documentation, managed due diligence process, and directed loan closing process on many difficult commercial real estate loan transactions.


  • University of Phoenix | Masters of Business Administration (M.B.A.)
  • University of San Diego | Bachelor of Business Administration – Business Economics


Home Start, Inc.
A non-profit organization with a vision for every child to have a safe, stable, and nurturing home. To effectively prevent and treat child abuse, Home Start addresses the conditions that can contribute to risky or abusive situations – poverty, unsafe neighborhoods, lack of affordable housing, and unemployment – while concurrently addressing individual self-sufficiency and emotional needs.

Director, currently serving as Corporate Secretary – Executive Committee Member.
May 2021 – March 2024

Bayfront Mueller Foundation, Inc | Founder and Director
Dec 2018 – March 2024

A nonprofit organization that serves to support the mission of Bayfront Charter High School and Mueller Charter School in Chula Vista, California.

Boy Scouts of America | Adult Leader (Assistant Scoutmaster, Treasurer)
2005 – 2018